diff --git a/SpywareFilter/sections/mobile.txt b/SpywareFilter/sections/mobile.txt
index 2188ef7a29d..7514a73d684 100644
--- a/SpywareFilter/sections/mobile.txt
+++ b/SpywareFilter/sections/mobile.txt
@@ -484,6 +484,7 @@ dlsdk.appsflyer.com^
 ||log2.perfectworldgames.com^
 ||dlog.perfectworldgames.com^
 ||ads-img-al.xhscdn.com^
+||ads-img-bak.xhscdn.com^
 ||apm-native.xiaohongshu.com^
 ||apm-fe.xiaohongshu.com^
 ||apm-track.xiaohongshu.com^